The Portable Document Format (PDF) is a file format used to present documents independent of application software, hardware, and operating systems. The idea was made popular by the CDisplay sequential image viewer since then, many viewers for different platforms have been created.
Application/pdf, application/x-pdf, application/x-bzpdf, application/x-gzpdfĪ comic book archive or comic book reader file (also called sequential image file) is a type of archive file for sequential viewing of images, commonly for comic books.
